DK3530948T3 - Multistage Centrifugal Grinder Pump - Google Patents

Multistage Centrifugal Grinder Pump Download PDF

Info

Publication number
DK3530948T3
DK3530948T3 DK19152370.3T DK19152370T DK3530948T3 DK 3530948 T3 DK3530948 T3 DK 3530948T3 DK 19152370 T DK19152370 T DK 19152370T DK 3530948 T3 DK3530948 T3 DK 3530948T3
Authority
DK
Denmark
Prior art keywords
multistage centrifugal
grinder pump
centrifugal grinder
pump
multistage
Prior art date
Application number
DK19152370.3T
Other languages
Danish (da)
Inventor
Michael Burke
Ian Cullen
Original Assignee
Sulzer Management Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sulzer Management Ag filed Critical Sulzer Management Ag
Application granted granted Critical
Publication of DK3530948T3 publication Critical patent/DK3530948T3/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/06—Multi-stage pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
    • F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
    • F04D7/045—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous with means for comminuting, mixing stirring or otherwise treating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/0084—Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating garbage, waste or sewage
    • B02C18/0092—Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating garbage, waste or sewage for waste water or for garbage
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B02C18/08—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers
    • B02C18/10—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers with drive arranged above container
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/06—Multi-stage pumps
    • F04D1/08—Multi-stage pumps the stages being situated concentrically
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/445—Fluid-guiding means, e.g. diffusers especially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/445—Fluid-guiding means, e.g. diffusers especially adapted for liquid pumps
    • F04D29/448—Fluid-guiding means, e.g. diffusers especially adapted for liquid pumps bladed diffusers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DK19152370.3T 2018-02-23 2019-01-17 Multistage Centrifugal Grinder Pump DK3530948T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP18158444 2018-02-23

Publications (1)

Publication Number Publication Date
DK3530948T3 true DK3530948T3 (en) 2024-04-15

Family

ID=61274200

Family Applications (1)

Application Number Title Priority Date Filing Date
DK19152370.3T DK3530948T3 (en) 2018-02-23 2019-01-17 Multistage Centrifugal Grinder Pump

Country Status (7)

Country Link
US (1) US11732717B2 (en)
EP (1) EP3530948B1 (en)
CN (1) CN110185627A (en)
AU (1) AU2019200627B2 (en)
BR (1) BR102019002598A2 (en)
DK (1) DK3530948T3 (en)
ES (1) ES2969909T3 (en)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1387660A (en) * 1920-01-09 1921-08-16 Ostenberg Pontus Centrifugal pump
JP2762210B2 (en) * 1993-05-17 1998-06-04 株式会社荏原製作所 Multi-stage pump
CH689058A5 (en) 1994-11-28 1998-08-31 Haeny & Cie Ag Centrifugal pump for contaminated with solids sewage waters.
US5659214A (en) * 1995-03-03 1997-08-19 Westinghouse Electric Corporation Submersible canned motor transfer pump
JP3352924B2 (en) * 1997-09-30 2002-12-03 株式会社荏原製作所 Fluid machinery
DK1689529T3 (en) 2003-10-14 2013-05-06 Crane Pumps & Systems Inc Two-stage waste water pump
US7290984B2 (en) * 2005-05-26 2007-11-06 Franklin Electric Co., Ltd. Multistage pump
US7841826B1 (en) * 2006-05-02 2010-11-30 Wood Group Esp, Inc. Slag reduction pump
CN105683581B (en) * 2013-08-01 2018-05-04 Bjm泵有限责任公司 Fragmentation and shear pump
MX2016012266A (en) * 2014-03-24 2017-01-06 Pedrollo Spa Centrifugal pump stage, centrifugal pump and use of a pump stage.
EP3492749B1 (en) * 2017-12-04 2024-01-17 Sulzer Management AG Shredding assembly for a grinder pump and centrifugal grinder pump

Also Published As

Publication number Publication date
ES2969909T3 (en) 2024-05-23
US11732717B2 (en) 2023-08-22
BR102019002598A2 (en) 2019-10-15
EP3530948B1 (en) 2024-01-17
EP3530948A1 (en) 2019-08-28
US20190264690A1 (en) 2019-08-29
CN110185627A (en) 2019-08-30
AU2019200627A1 (en) 2019-09-12
AU2019200627B2 (en) 2024-06-13

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